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Semana 21-Clase 2-Martes-Álgebra-Nivel Avanzado

Authored by ELOHIM ESTUDIOS

Mathematics

9th - 12th Grade

Used 1+ times

Semana 21-Clase 2-Martes-Álgebra-Nivel Avanzado
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7 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

 x2+5x+4=0x^2+5x+4=0  
Selecciona los coeficientes de la ecuación

 a=0; b=5; c=4a=0;\ b=5;\ c=4  

 a=1; b=5; c=4a=1;\ b=5;\ c=4  

 a=1; b=5; c=4a=-1;\ b=5;\ c=4  

 a=1; b=5; c=0a=1;\ b=5;\ c=0  

2.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

¿Cuál de las siguientes ecuaciones tiene por coeficientes a=2; b=1; c=0a=-2;\ b=1;\ c=0  ?


 2x2x+1=0-2x^2-x+1=0  

 2x21=0-2x^2-1=0  

 2x2+1=02x^2+1=0  

 2x2+x=0-2x^2+x=0  

3.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

¿Cuál es la fórmula general para resolver una ecuación cuadrática?

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4.

MULTIPLE CHOICE QUESTION

3 mins • 3 pts

X2 + 5X = 24

X1 = 3 ; X2 = 8

X1 = 3 ; X2 = - 8

X1 = - 3 ; X2 = - 8

X1 = - 3 ; X2 = 8

5.

MULTIPLE SELECT QUESTION

3 mins • 3 pts

¿Cuáles son la soluciones de : 3x2 + 7x - 6 = 0

X1 = 2/3 ; X2 = - 3

X1 = - 2/3 ; X2 = - 3

X1 = 2/3 ; X2 = 3

X1 = - 2/3 ; X2 = 3

6.

MULTIPLE CHOICE QUESTION

3 mins • 3 pts

Determine la solución de la ecuación cuadrática:

x2+2x-63=0

x1=9: x2=-7

x1=-7: x2=-9

x1=7: x2=-8

x1=-9: x2=7

7.

MULTIPLE CHOICE QUESTION

3 mins • 2 pts

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a

b

c

d

e

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